This pulls in EGL_EXT_platform_base, EGL_EXT_platform_wayland,
EGL_EXT_platform_x11, and EGL_MESA_platform_gbm.
This patch has a lot of churn because Khronos recently changed its
method of generating headers. Khronos now generates it headers from XML.
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Signed-off-by: Chad Versace <chad.versace@linux.intel.com>